Answer:
I would say A but i am not sure i did not take the test
Step-by-step explanation:
In the question, the given expression is
And we have to find the equivalent expression to the given expression .
First we remove the parenthesis
Now we combine the like terms, and here like terms are z and z, therefore on combining , we will get
And that's the required equivalent expression .
Answer:
x = 12
Step-by-step explanation:
Δ ESR and Δ EGF are similar, then ratios of corresponding sides are equal, so
= , substitute values
= ( cross- multiply )
55(12x - 3) = 6435 ( divide both sides by 55 )
12x - 3 = 117 ( add 3 to both sides )
12x = 120 ( divide both sides by 12 )
x = 10
Answer: 16 1/2
Step-by-step explanation:
It's easiest to multiply improper fractions and then to convert them back into mixed numbers, so 4 1/2 would become 9/2 and 3 2/3 would become 11/3. = 99/6. Now just simplify to 33/2 and then convert back into a mixed number. 16 1/2